Base | Representation |
---|---|
bin | 1001000001011… |
… | …10100100111010 |
3 | 12021102100202112 |
4 | 10200232210322 |
5 | 123334011000 |
6 | 11302132322 |
7 | 1606224311 |
oct | 440564472 |
9 | 167370675 |
10 | 75688250 |
11 | 397a6780 |
12 | 214210a2 |
13 | 128b0961 |
14 | a0a3278 |
15 | 69a1235 |
hex | 482e93a |
75688250 has 64 divisors (see below), whose sum is σ = 163762560. Its totient is φ = 25888000.
The previous prime is 75688247. The next prime is 75688271. The reversal of 75688250 is 5288657.
It is a super-2 number, since 2×756882502 = 11457422376125000, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 75688198 and 75688207.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 45941 + ... + 47559.
It is an arithmetic number, because the mean of its divisors is an integer number (2558790).
Almost surely, 275688250 is an apocalyptic number.
75688250 is an abundant number, since it is smaller than the sum of its proper divisors (88074310).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
75688250 is a wasteful number, since it uses less digits than its factorization.
75688250 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1664 (or 1654 counting only the distinct ones).
The product of its (nonzero) digits is 134400, while the sum is 41.
The square root of 75688250 is about 8699.8994247060. The cubic root of 75688250 is about 423.0023901338.
The spelling of 75688250 in words is "seventy-five million, six hundred eighty-eight thousand, two hundred fifty".
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